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System of building design documents. Electric lighting for industrial project site. Working drawings
Document status: Replaced by GOST 21.607-2014
Non-destructive testing. Eddy current testing. Terms and definitions
Document status: Active
Round punches with cone flange and without flange. Construction and dimensions
Document status: Active
Caps with ear-flaps. Method for determination of total thermal resistance
Document status: Active
United power system and isolated power systems. Relay protection and automation. Classification
Document status: Active